CVE-2021-21967

MEDIUM

5.9

Description

An out-of-bounds write vulnerability exists in the OTA update task functionality of Sealevel Systems, Inc. SeaConnect 370W v1.3.34. A specially-crafted MQTT payload can lead to denial of service. An attacker can perform a man-in-the-middle attack to trigger this vulnerability.

CVE Details

CVSS v3.1 Score5.9

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityHIGH

Privileges RequiredNONE

User InteractionNONE

Published4/14/2022

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

sealevel:seaconnect_370wsealevel:seaconnect_370w_firmware

Weaknesses (CWE)

CWE-120CWE-120

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1394(talos-cna@cisco.com)

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1394(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.